Maniphest T419161

LuaSandboxInterpreter.php: Allowed memory size of 1468006400 bytes exhausted (tried to allocate 20480 bytes)
Closed, ResolvedPublicPRODUCTION ERROR
Actions

Assigned To

Authored By

	jeena
	Mar 5 2026, 8:46 PM

Description

Error

mwversion: 1.46.0-wmf.18
timestamp: 2026-03-05T20:38:38.984Z
phpversion: 8.3.30
reqId: e471e252-bba5-43c4-aead-02d71295b0a0
Find reqId in Logstash

normalized_message

[{reqId}] {exception_url}   PHP Fatal Error from line 97 of /srv/mediawiki/php-1.46.0-wmf.18/extensions/Scribunto/includes/Engines/LuaSandbox/LuaSandboxInterpreter.php: Allowed memory size of 1468006400 bytes exhausted (tried to allocate 20480 bytes)

Frame	Location	Call
from	/srv/mediawiki/php-1.46.0-wmf.18/extensions/Scribunto/includes/Engines/LuaSandbox/LuaSandboxInterpreter.php(97)
#0	[internal function]	MediaWiki\Exception\MWExceptionHandler::handleFatalError()
#1	{main}

Impact

Notes

Details

Request URL: https://mw-jobrunner.discovery.wmnet/rpc/RunSingleJob.php

Related Objects

Mentioned In: T419168: CVE-2026-34089: Memory leak in Scribunto causes runJobs.php to run out of memory
Mentioned Here: T419168: CVE-2026-34089: Memory leak in Scribunto causes runJobs.php to run out of memory

Event Timeline

jeena created this task.Mar 5 2026, 8:46 PM

Restricted Application added a subscriber: Aklapper. · View Herald TranscriptMar 5 2026, 8:46 PM

SomeRandomDeveloper subscribed.Mar 5 2026, 8:53 PM

Pppery added projects: Scribunto, LuaSandbox.Mar 5 2026, 9:34 PM

SomeRandomDeveloper mentioned this in T419168: CVE-2026-34089: Memory leak in Scribunto causes runJobs.php to run out of memory.Mar 5 2026, 9:40 PM

Fixed in https://gerrit.wikimedia.org/r/c/mediawiki/extensions/Scribunto/+/1265609

Arendpieter closed this task as Resolved.Apr 1 2026, 1:13 PM

We can't be 100% certain that that was the cause, but if it was, there shouldn't have been any errors like this since the patch was deployed in T419168#11741147.

PHP Fatal Error from line 97 of /srv/mediawiki/php-1.46.0-wmf.18/extensions/Scribunto/includes/Engines/LuaSandbox/LuaSandboxInterpreter.php: Allowed memory size of 1468006400 bytes exhausted (tried to allocate 20480 bytes)Closed, ResolvedPublicPRODUCTION ERRORActions